The show formally opens Tuesday, with media previews starting Sunday. CES is increasing the space for self-driving technologies by more than a third this year. That could mean checking what’s left in your fridge from the grocery store, for instance.Consumer GadgetsCES is typically when Samsung, LG and other manufacturers announce their TV lineups for the year. They will sit alongside basic sets that work just fine for regular viewing. And while a few companies like Apple and Fitbit are currently dominant in wearable devices, many startups are eager to challenge them with new approaches for tracking fitness and medical issues.Behind The ScenesAlthough CES is about consumer electronics, consumers will never see many of the technologies on display.

CES is expected to draw more than 170,000 people with 4,000 participants.There should also be no shortage of flying drones overhead and scurrying robots underfoot.Some of the most popular gadgets over the holiday season were smart speakers with digital assistants from Amazon and Google.You might also see hints of where AI is heading. If these prove popular, you’ll soon be able to order around much more of your house, including kitchen appliances, washing machines and other devices.Artificial IntelligenceComputers that learn your preferences and anticipate your needs are no longer the stuff of science fiction. But CES is the place for less-known and lower-cost Android phones, supply LED turn signal lights along with tablets, laptops and other personal computers, not to mention storage drives and other accessories.